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Moe, Angelica; Pazzaglia, Francesca – Learning and Individual Differences, 2010
This study compares the effects on Mental Rotation Test (MRT) performance of instructions that stress the importance of (a) personal effort, and (b) genetically driven ability. A total of 120 high-school students were assigned to three groups, and administered two sub-tests of the MRT. Between the first and second sub-tests, the groups received…
Descriptors: Genetics, Cognitive Tests, High School Students, Comparative Analysis
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Mazzocco, Michele M. M.; Hanich, Laurie B. – Learning and Individual Differences, 2010
Turner syndrome is a common genetic disorder associated with select deficits in executive functions, working memory and mathematics. In Study 1, we examined growth trajectories of skills in these areas, from grades 1 to 6, among girls with or without Turner syndrome. Rates of growth and performance levels at 6th grade, on an untimed math…
Descriptors: Genetic Disorders, Learning Problems, Females, Learning Disabilities